The company posted a $2.46 billion profit, but that includes a $3 billion gain from asset sales

As Uber Technologies Inc. makes preparations for a possible initial public offering next year, the ride-hailing company is showing it can deliver soaring sales growth like a younger startup.

The San Francisco company’s first-quarter revenue rose 70% from the prior year to $2.59 billion, while gross bookings, a measure of how many rides and fresh food deliveries were made, jumped 55%, according to a financial statement released by Uber.